#!/usr/bin/python3
# -*- coding: utf-8 -*-
"""
https://github.com/googleapis/google-api-python-client

https://console.cloud.google.com/apis/api/youtube.googleapis.com/quotas?inv=1&invt=Ab3P9A&project=youtube-manager-20250703
"""
import json
import os
import argparse
from pathlib import Path
import logging
from typing import List

import httplib2
from googleapiclient.discovery import build, Resource
from googleapiclient.http import MediaFileUpload, HttpRequest
from google_auth_oauthlib.flow import InstalledAppFlow
from google.auth.transport.requests import Request
from google.oauth2.credentials import Credentials
from tqdm import tqdm

from project_settings import project_path, environment

logger = logging.getLogger("toolbox")


class VideoManager(object):
    """
    https://developers.google.com/youtube/v3/docs/videos?hl=zh-cn

    scopes:
    https://developers.google.com/identity/protocols/oauth2/scopes?hl=zh-cn#youtube

    https://developers.google.com/youtube/v3/guides/uploading_a_video?hl=zh-cn

    """
    def __init__(self,
                 client_secrets_file: str = None,
                 authorized_user_file: str = None,
                 authorized_user_info: dict = None,
                 scopes: List[str] = None,
                 api_service_name: str = "youtube",
                 api_version: str = "v3",
                 ):
        if client_secrets_file is None and authorized_user_file is None and authorized_user_info is None:
            raise AssertionError

        self.client_secrets_file = client_secrets_file
        self.authorized_user_info = authorized_user_info
        self.authorized_user_file = authorized_user_file
        # https://developers.google.com/identity/protocols/oauth2/scopes?hl=zh-cn#youtube
        self.scopes = scopes or [
            "https://www.googleapis.com/auth/youtube",
            # "https://www.googleapis.com/auth/youtube.force-ssl",
            "https://www.googleapis.com/auth/youtube.upload",
            "https://www.googleapis.com/auth/youtube.readonly",
            "https://www.googleapis.com/auth/youtube.channel-memberships.creator",
            # "https://www.googleapis.com/auth/youtubepartner",
            # "https://www.googleapis.com/auth/youtubepartner-channel-audit",
        ]
        self.api_service_name = api_service_name
        self.api_version = api_version

        self.client = self.get_client()

    @staticmethod
    def save_credentials(credentials: Credentials, filename: str):
        # save credentials
        state = credentials.to_json()
        # print(state)
        state = json.loads(state)
        Path(filename).parent.mkdir(parents=True, exist_ok=True)
        with open(filename, "w", encoding="utf-8") as f:
            json.dump(state, f, ensure_ascii=False, indent=2)
        return filename

    def get_credentials(self):
        if self.authorized_user_info is not None:
            credentials = Credentials.from_authorized_user_info(self.authorized_user_info)
        elif os.path.exists(self.authorized_user_file):
            credentials = Credentials.from_authorized_user_file(self.authorized_user_file)
        else:
            flow = InstalledAppFlow.from_client_secrets_file(
                client_secrets_file=self.client_secrets_file,
                scopes=self.scopes,
            )
            credentials: Credentials = flow.run_local_server(port=0)
            self.save_credentials(credentials, self.authorized_user_file)

        # expired check
        if not credentials.valid:
            credentials.refresh(Request())
            if self.authorized_user_file is not None:
                self.save_credentials(credentials, self.authorized_user_file)
        return credentials

    def get_client(self) -> Resource:
        """通过 OAuth 2.0 进行认证"""
        credentials = self.get_credentials()
        # print(credentials.to_json())

        client: Resource = build(
            serviceName=self.api_service_name,
            version=self.api_version,
            credentials=credentials
        )
        return client

    def list_video_categories(self):
        """
        https://developers.google.com/youtube/v3/docs/videoCategories/list
        """
        video_categories: Resource = self.client.videoCategories()
        request: HttpRequest = video_categories.list(
            part="snippet",
            alt="json",
            regionCode="TW",
        )
        js = request.execute()

        return js

    def upload_video(self, filename: str, metadata: dict):
        """
        https://developers.google.com/youtube/v3/docs/videos/insert?hl=zh-cn
        """
        logger.info(f"start to upload a video: {filename}")

        media = MediaFileUpload(
            filename,
            mimetype="video/*",
            resumable=True,
            chunksize=10 * 1024 * 1024  # 10MB分块上传
            # chunksize=256 * 1024
        )

        videos: Resource = self.client.videos()
        request: HttpRequest = videos.insert(
            part=",".join(metadata.keys()),
            body=metadata,
            media_body=media
        )

        progress_bar = tqdm(
            total=100,
            desc="Uploading",
        )
        progress_rate = 0

        response = None
        while response is None:
            status, response = request.next_chunk()
            if status:
                progress_rate_ = int(status.progress() * 100)
                progress_rate_delta = progress_rate_ - progress_rate
                progress_bar.update(progress_rate_delta)
                progress_rate = progress_rate_
                logger.info(f"uploading: {progress_rate_}%, , filename: {filename}")

        logger.info(f"upload video finished: {response["id"]}, filename: {filename}")
        video_id = response["id"]
        return video_id

    def list_video(self):
        channels: Resource = self.client.channels()
        channels_response = channels.list(
            mine=True,
            part="contentDetails"
        ).execute()
        channel_id = channels_response["items"][0]["id"]

        videos = []
        next_page_token = None

        while True:
            search_engine: Resource = self.client.search()
            search_response = search_engine.list(
                channelId=channel_id,
                type="video",
                part="id,snippet",
                maxResults=50,
                pageToken=next_page_token
            ).execute()

            videos.extend(search_response["items"])
            next_page_token = search_response.get("nextPageToken")

            if not next_page_token:
                break

        return videos

    def list_playlists(self):
        playlists: Resource = self.client.playlists()

        request = playlists.list(
            part="snippet,contentDetails",
            maxResults=50,
            mine=True
        )
        response = request.execute()

        items = response["items"]

        result = list()
        for item in items:
            playlist_id = item["id"]
            snippet = item["snippet"]
            channel_id = snippet["channelId"]
            title = snippet["title"]
            channel_title = snippet["channelTitle"]

            row = {
                "playlist_id": playlist_id,
                "channel_id": channel_id,
                "title": title,
                "channel_title": channel_title,
            }
            result.append(row)
        return result

    def add_to_playlist(self, playlist_id: str, video_id: str):
        """
        https://developers.google.com/youtube/v3/docs/playlists/insert?hl=zh-cn
        """
        playlist_items: Resource = self.client.playlistItems()

        request_body = {
            'snippet': {
                'playlistId': playlist_id,
                'resourceId': {
                    'kind': 'youtube#video',
                    'videoId': video_id
                }
            }
        }

        response = playlist_items.insert(
            part='snippet',
            body=request_body
        ).execute()

        return response


def get_args():
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "--client_secrets_file",
        default=(project_path / "dotenv/client_secret_2_407880303838-ke7g6d12sa3msca9prjl8dr12njen9r6.apps.googleusercontent.com.json").as_posix(),
        type=str
    )
    parser.add_argument(
        "--authorized_user_file",
        # default=(project_path / "dotenv/authorized_user_file.json").as_posix(),
        default=(project_path / "dotenv/chenjiesen_authorized_user_file.json").as_posix(),
        type=str
    )
    # parser.add_argument(
    #     "--api_service_name",
    #     default="youtube",
    #     type=str
    # )
    # parser.add_argument(
    #     "--api_version",
    #     default="v3",
    #     type=str
    # )
    parser.add_argument(
        "--video_file",
        default=(project_path / "data/video/douyin/老陈come back/[7518968327880871202][20250623_103744]合肥LV柜姐爸爸事件.mp4").as_posix(),
        type=str
    )

    args = parser.parse_args()
    return args


def main1():
    import log
    from project_settings import project_path, log_directory, time_zone_info, environment

    log.setup_size_rotating(log_directory=log_directory, tz_info=time_zone_info)

    args = get_args()
    # 上传视频。

    manager = VideoManager(
        # client_secrets_file=args.client_secrets_file,
        # authorized_user_file=args.authorized_user_file,
        authorized_user_info=environment.get("youtube_chenjiesen_credentials", dtype=json.loads)
    )

    video_metadata = {
        "snippet": {
            "title": "合肥LV柜姐爸爸事件",
            "description": "",
            "tags": [],
            "categoryId": "22",  # 教育类，参见：https://developers.google.com/youtube/v3/docs/videoCategories/list
            "playlistId": None
        },
        "status": {
            "privacyStatus": "private",  # 可选：public/private/unlisted
            "selfDeclaredMadeForKids": False
        }
    }

    manager.upload_video(
        filename=args.video_file,
        metadata=video_metadata,
    )
    return


def main2():
    args = get_args()
    # 查询视频列表

    manager = VideoManager(
        # client_secrets_file=args.client_secrets_file,
        # authorized_user_file=args.authorized_user_file,
        authorized_user_info=environment.get("youtube_xiaofeng_credentials", dtype=json.loads)
    )

    videos = manager.list_video()
    print(f"videos count: {len(videos)}")
    for video in videos:
        # print(video)
        video_id = video["id"]["videoId"]
        snippet = video["snippet"]
        published_at = snippet["publishedAt"]
        channel_id = snippet["channelId"]
        title = snippet["title"]
        channel_title = snippet["channelTitle"]
        publish_time = snippet["publishTime"]

        row = {
            "video_id": video_id,
            "published_at": published_at,
            "channel_id": channel_id,
            "title": title,
            "channel_title": channel_title,
            "publish_time": publish_time,
        }
        print(row)
    return


def main3():
    import log
    from project_settings import project_path, log_directory, time_zone_info, environment

    log.setup_size_rotating(log_directory=log_directory, tz_info=time_zone_info)

    args = get_args()

    manager = VideoManager(
        # client_secrets_file=args.client_secrets_file,
        authorized_user_file=args.authorized_user_file,
        # authorized_user_info=environment.get("youtube_chenjiesen_credentials", dtype=json.loads)
    )

    # js = manager.list_video_categories()
    js = manager.list_playlists()
    # js = manager.add_to_playlist(
    #     playlist_id="PL1KtQ49rVMElugHudIdyKLAmgmMVdqoxQ",
    #     video_id="ZYmSi5wO2A0",
    # )
    print(json.dumps(js, ensure_ascii=False, indent=4))
    return


if __name__ == "__main__":
    main3()